CN107113927B - Organic EL panel and its manufacturing method - Google Patents

Organic EL panel and its manufacturing method Download PDF

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Publication number
CN107113927B
CN107113927B CN201580051199.3A CN201580051199A CN107113927B CN 107113927 B CN107113927 B CN 107113927B CN 201580051199 A CN201580051199 A CN 201580051199A CN 107113927 B CN107113927 B CN 107113927B
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mentioned
electrode
organic
auxiliary
seal member
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CN107113927A (en
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田所丰康
白石洋太郎
池田贵
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Nippon Seiki Co Ltd
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Nippon Seiki Co Ltd
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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/02—Details
    • H05B33/04—Sealing arrangements, e.g. against humidity
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/80—Constructional details
    • H10K59/805—Electrodes
    • H10K59/8051—Anodes
    • H10K59/80516—Anodes combined with auxiliary electrodes, e.g. ITO layer combined with metal lines
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional radiating surfaces
    • H05B33/22—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of auxiliary dielectric or reflective layers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/805—Electrodes
    • H10K50/81—Anodes
    • H10K50/813—Anodes characterised by their shape
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/805—Electrodes
    • H10K50/81—Anodes
    • H10K50/814—Anodes combined with auxiliary electrodes, e.g. ITO layer combined with metal lines
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/84—Passivation; Containers; Encapsulations
    • H10K50/841—Self-supporting sealing arrangements
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/84—Passivation; Containers; Encapsulations
    • H10K50/842—Containers
    • H10K50/8426—Peripheral sealing arrangements, e.g. adhesives, sealants
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/84—Passivation; Containers; Encapsulations
    • H10K50/842—Containers
    • H10K50/8428—Vertical spacers, e.g. arranged between the sealing arrangement and the OLED
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/84—Passivation; Containers; Encapsulations
    • H10K50/844—Encapsulations
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/85—Arrangements for extracting light from the devices
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/80—Constructional details
    • H10K59/87—Passivation; Containers; Encapsulations
    • H10K59/871—Self-supporting sealing arrangements
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/80—Constructional details
    • H10K59/875—Arrangements for extracting light from the devices
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • H10K71/60—Forming conductive regions or layers, e.g. electrodes

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electroluminescent Light Sources (AREA)

Abstract

Problem of the present invention is that can provide a kind of organic EL panel of non-uniform narrow frame for inhibiting light emission luminance.It is arranged on the supporting substrates (10) of translucency: the 1st electrode (20) of the translucency powered from external power supply by public wiring；The 2nd pairs of electrode (60) with the 1st electrode (20)；And organic EL element, in organic EL element, by the 1st electrode (20) and the clamping of the 2nd electrode (60) at least with the organic layer (50) of luminescent layer, and, the seal member (70) for covering organic EL element in a gastight manner is set, in formed on the 1st electrode (20) its resistivity be lower than the 1st electrode (20) auxiliary electrode (30), groove portion (74) are set at least part of seal member (70), the auxiliary conducting part (90) that setting is formed by conductive material in groove portion (74).

Description

Organic EL panel and its manufacturing method
Technical field
The present invention relates to organic EL panel and its manufacturing methods.
Background technique
In order to equably make organic EL panel shine, must be requested that inhibit the voltage of public wiring to decline, in patent document 1 In, disclose a kind of organic EL panel, wherein be lower than transparent electrode in its resistivity on the public wiring of transparent electrode, is arranged Auxiliary electrode, thus reduce transparent electrode resistance, inhibit transparent electrode caused by voltage decline.
Existing technical literature
Patent document
Patent document 1:JP 2003-No. 123990 bulletins of special open
Summary of the invention
Subject to be solved by the invention
But due to as light source, organic EL panel requires the uniformly light-emitting of high brightness, therefore in large area or long size Occasion, the electric current for flowing through public wiring increase, and the voltage reduction of public wiring further increases.In order to inhibit in public wiring Voltage reduces, must be requested that the wiring width for increasing public wiring, the lateral area (side of the illumination region relative to organic EL panel Frame) area of the public wiring from external power supply of setting increases, the frame of organic EL panel increases, organic EL panel it is small Typeization is difficult.
It is proposed the present invention be directed to above situation, the purpose of the present invention is to provide the unevenness for inhibiting light emission luminance The organic EL panel and its manufacturing method of even narrow frame.
A technical solution to solve project
To achieve the goals above, the organic EL panel of 1st aspect of the invention includes: the 1st electrode of translucency, this 1 electrode is powered from external power supply by public wiring；2nd electrode, the 2nd electrode and the 1st electrode are pairs of；Organic layer, should Organic layer includes at least the luminescent layer clamped by above-mentioned 1st electrode and above-mentioned 2nd electrode；Supporting substrates, the supporting substrates Support above-mentioned 1st electrode, above-mentioned 2nd electrode and above-mentioned organic layer；Seal member, the seal member is in itself and above-mentioned bearing base Between plate, above-mentioned 1st electrode, above-mentioned 2nd electrode, above-mentioned organic layer are covered, forms resistivity on above-mentioned 1st electrode lower than upper The auxiliary electrode for stating the 1st electrode opens up groove portion at least part of above-mentioned seal member, in the groove portion setting by with it is above-mentioned The auxiliary conducting part that the conductive material of auxiliary electrode contact is formed.
In addition, the manufacturing method of the organic EL panel of the 2nd aspect is multiple organic to manufacture to be split to public substrate The method of EL panel, this method include the following steps: to form the conductive material structure by translucency on the supporting substrates of translucency At the 1st electrode, in a part of the 1st electrode, formed resistivity be lower than above-mentioned conductive material auxiliary electrode；By exhausted Edge material and cover above-mentioned auxiliary electrode, and successively there is the organic layer of at least luminescent layer in above-mentioned 1st electrode superimposed layer, build up The 2nd pairs of electrode with above-mentioned 1st electrode；On above-mentioned supporting substrates, by seal member, by above-mentioned 1st electrode, above-mentioned auxiliary Help electrode, above-mentioned 2nd electrode, the sealing of above-mentioned organic layer；Segmentation step, in this step, by through the above steps and formed Above-mentioned public substrate is divided into multiple organic EL panels；In the outer of the above-mentioned organic EL panel formed by above-mentioned segmentation step On side, in the groove portion formed by above-mentioned seal member, formed in the way of being contacted with above-mentioned auxiliary electrode by conduction material Expect the auxiliary conducting part formed.
The effect of invention
According to the present invention, it is possible to provide inhibit organic EL panel and its manufacturer of the non-uniform narrow frame of light emission luminance Method.
Detailed description of the invention
Fig. 1 is the top view of multiple organic EL substrate of embodiments of the present invention；
Fig. 2 is the cross-sectional view of multiple organic EL substrate of above embodiment, for the section view of A-A line in Fig. 1 Figure；
Fig. 3 is the cross-sectional view of multiple organic EL substrate of above embodiment, for the section view of B-B line in Fig. 1 Figure；
Fig. 4 is the cross-sectional view of the organic EL panel of above embodiment, for the cross-sectional view of not auxiliary electrode；
Fig. 5 (a) is the cross-sectional view of the organic EL panel of version, and Fig. 5 (b) is bowing for the organic EL panel of version View；
Fig. 6 is the cross-sectional view of the organic EL panel of version.
Specific embodiment
Below according to attached drawing, embodiments of the present invention will be described.
Organic EL panel 100 mainly by supporting substrates 10, the 1st electrode 20 being formed on supporting substrates 10, be formed in the 1st Auxiliary electrode 30, insulating layer 40, organic layer 50, the 2nd electrode 60, seal member 70, bonding agent in a part on electrode 20 80 and auxiliary conducting part 90 constitute.Organic EL panel 100 includes the 1st portion of terminal 101 and the 2nd portion of terminal 102, the 1st portion of terminal 101 connect with the anode in external power supply not shown in the figure, and the 2nd portion of terminal 102 is connect with the cathode of said external power supply, lead to Crossing makes illumination region E shine the power supply of the 1st portion of terminal 101 (the 2nd portion of terminal 102).For the organic EL panel of present embodiment 100, after forming multiple organic EL panels 100 by common substrate (multiple organic EL substrate 100a), it is split, by This, forms respective organic EL panel 100.
Supporting substrates 10 are formed by rectangular-shaped transparent glass material, are the substrate of electrically insulative.In addition, in this implementation In mode, supporting substrates 10 use glass material, still, in addition to this, also the transparent material of plastics, ceramics etc. can be used as base Plate.
1st electrode 20 is formed by the transparent conductive material of ITO etc., in the means by vapour deposition method, sputtering method etc., After forming electrode film on supporting substrates 10, the cloth of the translucency of processing is patterned with defined shape by photoetching process etc. Line.In the present embodiment, the 1st being integrally formed in illumination region E of electrode 20 can also be in multiple ribbons, with having in Fig. 1 The left and right side of machine EL panel 100 is perpendicular.1st electrode 20 has public wiring structure, wherein via aftermentioned 1st portion of terminal 101, it is electric to the 1st according to the power supply from the said external power supply via the 1st portion of terminal 101 with said external power electric connection Pole 20 is whole to be powered.
Auxiliary electrode 30 is the wiring of following non-light transmittances, wherein low by its resistance of aluminium etc. on the 1st electrode 20 In the metal of the transparent conductive material of the 1st electrode 20, by the means of sputtering method etc., list is formed with the film thickness of 50~1500nm The film of layer or lamination is patterned processing in defined shape by the means of photoetching process etc..In the present embodiment, auxiliary Help electrode 30 on the 1st electrode 20, in the multiple ribbons perpendicular with the left and right side of the organic EL panel 100 in Fig. 1.
Insulating layer 40 is made of the transparent insulating material of such as polyimides system, is passing through spin-coating method etc., by 1.0 μm The film of degree and after being formed in stratiform, by photoetching process, be patterned processing according to required shape.Insulating layer 40 according to Mode that is stripped and being formed in the auxiliary electrode 30 on the 1st electrode 20 is covered, auxiliary electrode 30 is formed in and aftermentioned is had Between machine layer 50, the short circuit of the 1st electrode 20 and aftermentioned 2nd electrode 60 is prevented.
Organic layer 50 is formed on the 1st electrode 20, by the means of vapour deposition method etc., successively forms hole with stacked system Transfer layer, luminescent layer, electron supplying layer and electron injecting layer are injected, for example is carried out white luminous.In addition, for organic layer 50, above-mentioned luminescent layer can also be unitarily formed, in addition, can also additionally extra play.
For the 2nd electrode 60, the conductivity of aluminium, magnesium silver etc. is higher than to the metallic conduction material of the 1st electrode 20, passes through steaming The means of plating method etc. are formed in the back side of organic layer 50 in stratiform.2nd electrode 60 has public wiring structure, wherein warp By aftermentioned 2nd portion of terminal 102 and said external power electric connection, according to via the 2nd portion of terminal 102 from external power supply Power supply, is powered the entirety of the 2nd electrode 60.
In seal member 70, by the proper method of sandblasting, cutting and etching etc., it is concave and formed by such as glass The flat board member that material is formed, which includes: flat part 71, is faced with organic layer 50；Supporting part 72, according to The mode for surrounding flat part 71 extends in 10 side of supporting substrates；Cutting part 73 is divided by multiple organic EL substrate 100a It is split when multiple organic EL panels 100；The slot formed by the flat part 71 and supporting part 72 that are located at the outside of supporting part 72 Portion 74.In the present embodiment, groove portion 74 passes through the arbitrary means in hot forming method, etching method, sandblasting and cutting method It is formed.
Bonding agent 80 is formed by such as ultra-violet solidified epoxy resin, by supporting part 72 and the (auxiliary of supporting substrates 10 Electrode 30) bonding, thus organic layer 50 is set on supporting substrates 10 in a gastight manner, passes through seal member 70 and bearing base Plate 10 (auxiliary electrode 30) seals organic layer 50.In addition, front end of the seal member 70 according to the 1st electrode 20, the 2nd electrode 60 The mode exposed to outside, is formed with the degree more slightly smaller than supporting substrates 10, according to a part and the 1st electrode of supporting part 72 20, the mode that the 2nd electrode 60 is overlapped is arranged.
Auxiliary conducting part 90 is 1.5 × 10 by such as volume resistivity- 4Ω/cm, the electric conductivity that viscosity is 10Pas are starched Material is formed, after dividing multiple organic EL substrate 100a, on the side of respective organic EL panel 100, according to electric with auxiliary Pole 30 be electrically connected mode by the slurry coating in the groove portion 74 formed by flat part 71, supporting part 72, auxiliary electrode 30, so It is hardened afterwards by heating.
1st portion of terminal 101 is in the 1st electrode 20 and the auxiliary electrode 30 being formed on supporting substrates 10, from sealing The part that the interior of part 70 is stretched out, the 1st electrode 20 and auxiliary electrode 30 and said external power electric connection.
In the 2nd portion of terminal 102, simultaneously it is not shown in figure by what identical material was formed with the 1st electrode 20 Base portion on, the metal layer being not shown in figure is formed with stacked system, the metal layer gold low by the resistivity of chromium etc. Belong to material to be formed, the 2nd electrode 60 and said external power electric connection.
Organic EL panel 100 is constituted by above each section.Organic EL panel 100 is to project light from 10 side of supporting substrates So-called bottom emission type organic EL panel.
Below by Fig. 3, the manufacturing method of organic EL panel 100 is illustrated.Fig. 3 is multiple organic EL substrate 100a Cross-sectional view, for the cross-sectional view of B-B line in Fig. 1.In addition, Fig. 3 is the cross-sectional view across auxiliary electrode 30, and Fig. 4 table Show the cross-sectional view from the same direction for being not passed through auxiliary electrode 30.
Firstly, in being formed on supporting substrates 10, the 1st electrode 20 and auxiliary are electric in the means by vapour deposition method, sputtering method etc. Behind pole 30, by photoetching process etc., in the 1st electrode 20 and (the 1st electrode shape of auxiliary electrode 30 that form slit-shaped on supporting substrates 10 At step, Fig. 3 (a)).
Then, by spin-coating method etc., in the back side in a thin film manner and after forming insulating layer 40 of auxiliary electrode 30, pass through Photoetching process is patterned processing with required shape.Then, it is formed with according to mode lamination corresponding with the 1st electrode 20 Machine layer 50 further forms the 2nd electrode 60 (organic layer forming step, the 2nd electrode forming step, figure in 50 superimposed layer of organic layer 3(b))。
Later, in nitrogen atmosphere, pass through the dress for being overlapped the seal member 70 for being coated with bonding agent 80 and supporting substrates 10 It sets and (is not shown in figure), while keeping parallelism state, and according to each flat part 71 side corresponding with illumination region E Formula is overlapped, and by irradiating ultraviolet light, the supporting part 72 of seal member 70 is engaged with supporting substrates 10 (auxiliary electrode 30) and fixed, Multiple organic EL substrate 100a (engagement step, Fig. 3 (c)) with multiple organic EL panels 100 is obtained as a result,.
Then, in the multiple organic EL substrate 100a obtained by above-mentioned engagement step, pass through the hand of method of scoring etc. Section and cut off as multiple organic EL panels 100 boundary cutting part 73, pass through the means of above-mentioned method of scoring etc., cutting conduct The remainder 74a of the remainder of groove portion 74 obtains respective organic EL panel 100 (cutting step, Fig. 3 (d)) as a result,.
In addition, being made auxiliary after coating in the groove portion 74 of organic EL element 100 using the coating auxiliary conducting part 90 such as needle Conductive part 90 is helped to solidify (applying step, Fig. 3 (e)).
As the organic EL panel 100 of present embodiment described above is following organic EL element 100, wherein the 1st electricity Pole 20, the 2nd electrode 60, organic EL element are set on the supporting substrates 10 of translucency, and the 1st electrode 20 passes through from external power supply Public wiring and power, there is translucency, the 2nd electrode 60 in pairs, in the organic EL element, it is electric to pass through the 1st with the 1st electrode 20 Pole 20 and the clamping of the 2nd electrode 60 are at least with the organic layer 50 of luminescent layer, and organic EL panel 100 is provided with seal member 70, which in a gastight manner covers organic EL element, and resistivity is formed on the 1st electrode 20 less than the 1st electrode Groove portion 74 is arranged in 20 auxiliary electrode 30 at least part in seal member 70, is arranged in groove portion 74 by electric conductivity The auxiliary conducting part 90 that material is formed.
Even if, still can be by illumination region E as a result, in the case where the width of no the 1st portion of terminal 101 for increasing public wiring The resistance of the 1st whole electrode 20 inhibit in lower degree.That is, the resistance of public wiring can be inhibited in lesser degree, it can Illumination region E is set equably to shine, it is possible to provide the organic EL panel 100 of the narrow narrow frame in edge.
The present invention is not limited to the above embodiments and attached drawing, can in the range of not changing the content of essence of the invention Suitably change (further including deleting structural detail).
In the above-described embodiment, according to the sequence from the centre of organic EL panel 100 towards outside, it is followed successively by organic EL Element (organic layer 50), the supporting part 72 of seal member 70, auxiliary conducting part 90, the 1st portion of terminal 101, in organic EL panel 100 Edge side be arranged the 1st portion of terminal 101, but can also as Fig. 5 (a) shown in, organic EL element 100 outside setting Auxiliary conducting part 90, in a manner of it can be powered with auxiliary conducting part 90, at both ends (the 2nd end of Fig. 5 (b) of the 2nd portion of terminal 102 Above and below sub-portion 102), the 1st portion of terminal 101 is set.It, can not also be right at one of organic EL panel 100 by being formed like this The 1st portion of terminal 101 is arranged in side, it is possible to provide the organic EL panel 100 for the narrow frame that edge narrows.
In addition, also conducting wire 91 can be set in the inside of auxiliary conducting part 90 as shown in Fig. 6 (a), Fig. 6 (b), it should Conducting wire 91 is 1.5 Ω × 10 by volume resistivity- 7/ cm, diameter are that tin plating copper wire of 0.2mm etc. is constituted, with this solution, Further the resistance of shared wiring (the 1st electrode 20) can be inhibited equably make illumination region E shine in lower degree, can mention For the organic panel 100 for the narrow frame that edge narrows.
The utilization possibility of industry
The present invention is suitable as the organic EL panel as light source.
The explanation of label:
Label 100 indicates organic EL panel；
Label 100a indicates multiple organic EL substrate；
Label 101 indicates the 1st portion of terminal；
Label 102 indicates the 2nd portion of terminal；
Label 10 indicates supporting substrates；
Label 20 indicates the 1st electrode；
Label 30 indicates auxiliary electrode；
Label 40 indicates insulating layer；
Label 50 indicates organic layer；
Label 60 indicates the 2nd electrode；
Label 70 indicates seal member；
Label 71 indicates flat part；
Label 72 indicates supporting part；
Label 73 indicates cutting part；
Label 74 indicates groove portion；
Label 80 indicates bonding agent；
Label 90 indicates auxiliary conducting part；
Label 91 indicates conducting wire；
Symbol E indicates illumination region.

Claims (7)

1. a kind of organic EL panel, which is characterized in that the organic EL panel includes:
1st electrode of translucency, the 1st electrode are powered from external power supply by public wiring；
2nd electrode, the 2nd electrode and the 1st electrode are pairs of；
Organic layer, the organic layer include at least the luminescent layer clamped by above-mentioned 1st electrode and above-mentioned 2nd electrode；
Supporting substrates, the supporting substrates support above-mentioned 1st electrode, above-mentioned 2nd electrode and above-mentioned organic layer；
Seal member, the seal member at it between above-mentioned supporting substrates, cover above-mentioned 1st electrode, above-mentioned 2nd electrode, on Organic layer is stated,
The auxiliary electrode that resistivity is lower than above-mentioned 1st electrode is formed on above-mentioned 1st electrode,
Groove portion is opened up at least part of above-mentioned seal member, is arranged in the groove portion by being led with what above-mentioned auxiliary electrode contacted The auxiliary conducting part that electric material is formed,
The 1st is formed from the part that the interior of above-mentioned seal member is stretched out in above-mentioned 1st electrode and above-mentioned auxiliary electrode Portion of terminal,
According to the power supply of the said external power supply via above-mentioned 1st portion of terminal, above-mentioned 1st electrode is integrally powered.
2. organic EL panel according to claim 1, which is characterized in that above-mentioned seal member forms above-mentioned on outer side Groove portion.
3. organic EL panel according to claim 1 or 2, which is characterized in that above-mentioned seal member includes: flat part, should Flat part is faced with above-mentioned organic layer；Supporting part, the supporting part is in the way of surrounding above-mentioned flat part to above-mentioned supporting substrates Side extends, and a part of above-mentioned flat part extends outward from above-mentioned supporting part, and above-mentioned groove portion is by above-mentioned supporting part and from above-mentioned The above-mentioned flat part that supporting part starts to have extended to outside is formed.
4. organic EL panel according to claim 1 or 2, which is characterized in that above-mentioned auxiliary conducting part is by conductive paste It is formed.
5. organic EL panel according to claim 1 or 2, which is characterized in that above-mentioned auxiliary conducting part and above-mentioned auxiliary electricity Pole electrical connection.
6. organic EL panel according to claim 4, which is characterized in that above-mentioned auxiliary conducting part and above-mentioned auxiliary electrode electricity Connection.
7. a kind of manufacturing method of organic EL panel according to claim 1, is split public substrate to manufacture Multiple organic EL panels, which is characterized in that this method includes the following steps:
The 1st electrode being made of the conductive material of translucency is formed on the supporting substrates of translucency, at one of the 1st electrode On point, the auxiliary electrode that resistivity is lower than above-mentioned conductive material is formed；
Above-mentioned auxiliary electrode is covered by insulating materials, and successively in above-mentioned 1st electrode superimposed layer at least luminescent layer The 2nd pairs of electrode of organic layer, lamination and above-mentioned 1st electrode；
On above-mentioned supporting substrates, by seal member, by above-mentioned 1st electrode, above-mentioned auxiliary electrode, above-mentioned 2nd electrode, above-mentioned Organic layer sealing；
Segmentation step, in this step, by through the above steps and formed above-mentioned public substrate be divided into multiple organic faces EL Plate；
On the lateral surface of the above-mentioned organic EL panel formed by above-mentioned segmentation step, what is formed by above-mentioned seal member In groove portion, the auxiliary conducting part formed by conductive material is formed in the way of contacting with above-mentioned auxiliary electrode.
CN201580051199.3A 2014-09-24 2015-09-18 Organic EL panel and its manufacturing method Expired - Fee Related CN107113927B (en)

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JP2014194283A JP6485679B2 (en) 2014-09-24 2014-09-24 Organic EL panel and manufacturing method thereof
JP2014-194283 2014-09-24
PCT/JP2015/076752 WO2016047622A1 (en) 2014-09-24 2015-09-18 Organic el panel and method for producing same

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CN107113927B true CN107113927B (en) 2019-07-19

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JP6587508B2 (en) * 2015-11-05 2019-10-09 株式会社小糸製作所 Light emitting device
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CN106684256A (en) * 2016-12-23 2017-05-17 上海天马有机发光显示技术有限公司 Display panel and fabrication method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1383351A (en) * 2001-04-20 2002-12-04 Lg.飞利浦Lcd有限公司 Organic electroluminescence element
CN102651458A (en) * 2002-07-05 2012-08-29 株式会社半导体能源研究所 Light emitting device and method of manufacturing the same
CN103098215A (en) * 2010-08-24 2013-05-08 皇家飞利浦电子股份有限公司 Organic electroluminescent device

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3620706B2 (en) * 2000-04-13 2005-02-16 日本精機株式会社 Manufacturing method of organic EL panel
JP2002231439A (en) * 2001-01-30 2002-08-16 Nippon Seiki Co Ltd Organic el panel
JP3682860B2 (en) * 2001-05-16 2005-08-17 日本精機株式会社 Organic EL panel and manufacturing method thereof
JP2003123990A (en) * 2001-10-17 2003-04-25 Toppan Printing Co Ltd Organic electroluminescent element
WO2008062645A1 (en) * 2006-11-21 2008-05-29 Konica Minolta Holdings, Inc. Organic electroluminescent panel and sealing member
JP5695312B2 (en) * 2009-10-27 2015-04-01 ローム株式会社 Organic EL device
DE102009046755A1 (en) * 2009-11-17 2011-05-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Organic photoelectric device
JP2011192544A (en) * 2010-03-15 2011-09-29 Idemitsu Kosan Co Ltd Photoelectric conversion device
JP5421218B2 (en) * 2010-10-26 2014-02-19 出光興産株式会社 Photoelectric conversion device and method for manufacturing photoelectric conversion device
JP2012186080A (en) * 2011-03-07 2012-09-27 Panasonic Corp Planar light emitting device and method for manufacturing the same
KR102250019B1 (en) * 2012-03-14 2021-05-11 가부시키가이샤 한도오따이 에네루기 켄큐쇼 Light-emitting element

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1383351A (en) * 2001-04-20 2002-12-04 Lg.飞利浦Lcd有限公司 Organic electroluminescence element
CN102651458A (en) * 2002-07-05 2012-08-29 株式会社半导体能源研究所 Light emitting device and method of manufacturing the same
CN103098215A (en) * 2010-08-24 2013-05-08 皇家飞利浦电子股份有限公司 Organic electroluminescent device

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